<template>
  <div>
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <!-- 面包屑 -->
          <ul class="fl sui-tag">
            <!-- 分类的面包屑 -->
            <li class="with-x" v-if="searchInfo.categoryName">
              {{ searchInfo.categoryName }} <i @click="removeCategoryName">×</i>
            </li>
            <!-- 搜索的面包屑 -->
            <li class="with-x" v-if="searchInfo.keyword">
              {{ searchInfo.keyword }} <i @click="removeKeyword">×</i>
            </li>
            <!-- 品牌的面包屑 -->
            <li class="with-x" v-if="searchInfo.trademark">
              {{ searchInfo.trademark.split(":")[1] }}
              <i @click="removeTrademark">×</i>
            </li>
            <!-- 商品参数信息的面包屑 -->
            <li
              class="with-x"
              v-for="(props, index) in searchInfo.props"
              :key="index"
              v-show="props"
            >
              {{ props.split(":")[1] }}
              <i @click="removeAttr(index)">×</i>
            </li>
          </ul>
        </div>

        <!--selector-->
        <!-- 自定义组件 -->
        <SearchSelector @trademarkInfo="trademarkInfo" @attrInfo="attrInfo" />

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{ active: isOverall }" @click="changeOrder('1')">
                  <a
                    >综合<span
                      class="iconfont"
                      :class="{
                        'icon-xiangshang': isUp,
                        'icon-xiangxia': isDown,
                      }"
                      v-show="isOverall"
                    ></span
                  ></a>
                </li>
                <li :class="{ active: isPrice }" @click="changeOrder('2')">
                  <a
                    >价格<span
                      class="iconfont"
                      :class="{
                        'icon-xiangshang': isUp,
                        'icon-xiangxia': isDown,
                      }"
                      v-show="isPrice"
                    ></span
                  ></a>
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="goods in goodsList" :key="goods.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link :to="`/detail/${goods.id}`"
                      ><img v-lazy="goods.defaultImg"
                    /></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ goods.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <router-link :to="`/detail/${goods.id}`">{{
                      goods.title
                    }}</router-link>
                  </div>
                  <div class="commit">
                    <i class="command"
                      >已有<span>{{ random() }}</span
                      >人评价</i
                    >
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- pageNo字段代表当前页数
               pageSize字段代表每页需要展示多少条
               total字段代表一共多少条数据
               continues 分页器连续页码个数 5-->
          <Pagination
            :pageNo="searchInfo.pageNo"
            :pageSize="searchInfo.pageSize"
            :total="total"
            :continues="5"
            @goPageNo="goPageNo"
          />
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from "./SearchSelector/SearchSelector";
import { mapGetters, mapState } from "vuex";
import random from "_lodash@4.17.21@lodash/random";
export default {
  name: "Search",
  data() {
    return {
      searchInfo: {
        category1Id: "", //一级分类ID
        category2Id: "",
        category3Id: "",
        categoryName: "", //分类名称
        keyword: "", //搜索关键字
        order: "1:desc", //默认综合降序  排序方式 1: 综合,2: 价格 asc: 升序,desc: 降序  示例: "1:desc"
        pageNo: 1,
        pageSize: 5,
        props: [""], //商品属性的数组: ["属性ID:属性值:属性名"]示例: ["2:6.0～6.24英寸:屏幕尺寸"]
        trademark: "", //品牌: "品牌ID:品牌名称"示例: "1:苹果"
      },
    };
  },
  //生命周期函数
  beforeMount() {
    //在发请求之前，把携带给服务器参数整理好，携带服务器
    //当路由跳转的时候，把home传递过来的query参数与params参数赋值给searchParams对象
    //Object.assin()合并对象
    Object.assign(this.searchInfo, this.$route.query, this.$route.params);
  },
  mounted() {
    this.goSearchList();
  },
  methods: {
    //随机返回评论人数
    random() {
      return random(1000, 2000);
    },
    // 发起请求，获取商品
    goSearchList() {
      // Object.assign(this.searchInfo, this.$route.query, this.$route.params);
      // console.log(this.searchInfo);
      this.$store.dispatch("search/getSearch", this.searchInfo);
    },
    //取消搜索的面包屑
    removeKeyword() {
      //整理数据 把params的数据清空
      this.searchInfo.keyword = "";
      //路由重新定位
      this.$router.push({
        name: "search",
        query: this.$router.query,
      });
      //清空搜索框
      this.$bus.$emit("deleteSearch");
      //重新发请求
      this.goSearchList();
    },
    //取消分类的面包屑
    removeCategoryName() {
      //整理数据 把query的数据清空
      this.searchInfo.categoryName = undefined;
      this.searchInfo.category1Id = undefined;
      this.searchInfo.category2Id = undefined;
      this.searchInfo.category3Id = undefined;
      //路由重新定位
      this.$router.push({
        name: "search",
        params: this.searchInfo.keyword,
      });
      //重新发请求
      this.goSearchList();
    },
    //自定义控件，接受子组件品牌信息
    trademarkInfo(info) {
      this.searchInfo.trademark = info;
      //重新发送请求
      this.goSearchList();
    },
    //取消品牌的面包屑
    removeTrademark() {
      this.searchInfo.trademark = undefined;
      //重新发送请求
      this.goSearchList();
    },
    //自定义控件,接受子组件商品参数信息
    attrInfo(info) {
      //添加数组并且去重
      if (this.searchInfo.props.indexOf(info) == -1)
        this.searchInfo.props.push(info);
      //重新发送请求
      this.goSearchList();
    },
    //取消商品参数的面包屑
    removeAttr(index) {
      this.searchInfo.props.splice(index, 1);
      //重新发送请求
      this.goSearchList();
    },
    //选择排序方式  flag 1:点击的是综合 2:点击的是价格
    changeOrder(flag) {
      let originFlag = this.searchInfo.order.split(":")[0];
      let originSorting = this.searchInfo.order.split(":")[1];
      if (originFlag == flag) {
        //点击相同时，排序取反
        this.searchInfo.order = `${flag}:${
          originSorting == "desc" ? "asc" : "desc"
        }`;
      } else {
        //不同时，默认降序
        this.searchInfo.order = `${flag}:${"desc"}`;
      }
      //重新发送请求
      this.goSearchList();
    },
    //自定义控件回调函数---分页器的当前页
    goPageNo(page) {
      this.searchInfo.pageNo = page;
      this.goSearchList();
    },
  },
  components: {
    SearchSelector,
  },
  computed: {
    ...mapGetters("search", ["goodsList"]),
    //分页器多少条数据
    ...mapState({
      total: (state) => state.search.searchData.total,
    }),
    isOverall() {
      return this.searchInfo.order.indexOf("1") != -1;
    },
    //商品排列方式为价格
    isPrice() {
      return this.searchInfo.order.indexOf("2") != -1;
    },
    //商品排列方式为升序
    isUp() {
      return this.searchInfo.order.indexOf("asc") != -1;
    },
    //商品排列方式为降序
    isDown() {
      return this.searchInfo.order.indexOf("desc") != -1;
    },
  },
  watch: {
    $route: {
      handler() {
        //清除上一次发请求的id
        this.searchInfo.category1Id = undefined;
        this.searchInfo.category2Id = undefined;
        this.searchInfo.category3Id = undefined;
        //先收集最新的搜索条件（再次整理参数），在想服务器发请求
        Object.assign(this.searchInfo, this.$route.query, this.$route.params);
        //当路由地址发生变化时，商品排序恢复默认值
        this.searchInfo.order = "1:desc";
        this.goSearchList();
      },
    },
  },
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>